package com.example.demo.config;

import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 * @Author :蕉绿
 * @Date : 2023/3/7 22:06
 * @Version : V1.0
 * @Description :
 */
public class LoginInterceptor implements HandlerInterceptor {
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        HttpSession session = request.getSession(false);
        if(session != null && session.getAttribute("userinfo") != null) {
            return true;
        }

        response.setStatus(404);
        return false;
    }
}
